Re: [time-nuts] Hello and HP-5370A question

2006-07-18 Thread Dr. David Kirkby
Jose V. Gavila wrote: > Hello Dave, > > >>The manual I scanned was for the 5370B, not the A. >>Are you sure you are looking at the correct manual? > > > Yes, I know it is a 5370B manual... but I think there is not 'big'(*) > difference > among units I believe there is an online manual for th

Re: [time-nuts] Hello and HP-5370A question

2006-07-17 Thread Jose V. Gavila
Hello Randy, Thanks a lot for your message! >Yes, the 5370A has 3 extra spaces. They're labelled Spare, Memory Option, >and Service Aid. The 5370B apparently switched to higher-density EPROMs >(the A uses 2708's), so it doesn't need the ROM board. There's also a >12-pin board near the fan for

Re: [time-nuts] Hello and HP-5370A question

2006-07-17 Thread Randy Smith
On 7/17/06, Jose V. Gavila <[EMAIL PROTECTED]> wrote: > > ... so when I > saw THREE PCB gaps in my 5370A and FOUR in the 5370B manual I thought my > 5370A > could be complete... could somebody please, check his 5370A or B to verify > if it > has three 'missing' PCBs in the mainboard? Yes, the 537

Re: [time-nuts] Hello and HP-5370A question

2006-07-17 Thread Jack Hudler
Jose, After you verified this thing works: The back cracked support looks like something JBWeld can handle. So do the front supports even if they break off trying to reposition. JBWeld is incredibly strong and you'll find it in auto parts stores and some home centers. If a more rigid support is

Re: [time-nuts] Hello and HP-5370A question

2006-07-17 Thread Jose V. Gavila
Hello Dave, >The manual I scanned was for the 5370B, not the A. >Are you sure you are looking at the correct manual? Yes, I know it is a 5370B manual... but I think there is not 'big'(*) difference among units (I have checked some past messages about it). I know there are some firmware changes an

Re: [time-nuts] Hello and HP-5370A question

2006-07-17 Thread Jose V. Gavila
Hello Glenn, >>http://jvgavila.com/hp5345a.htm > >Before you jump into fixing the case, I'd check the electronics. >Especially the oscillator. Just power it up and look at the output on a >scope. You can check freq. accuracy later. Well, my WEB page is not complete... after the work shown there

Re: [time-nuts] Hello and HP-5370A question

2006-07-17 Thread David Kirkby
BUT, looking at the 5370A manual (I have got a PDF thanks to the work of David Kirkby G8WRB), it seems that there are no less than FOUR gaps in the card array... please, could somebody confirm me this point?. The manual I scanned was for the 5370B, not the A. Are you sure you are l

Re: [time-nuts] Hello and HP-5370A question

2006-07-17 Thread Glenn
Jose V. Gavila wrote: >http://jvgavila.com/hp5345a.htm > > Before you jump into fixing the case, I'd check the electronics. Especially the oscillator. Just power it up and look at the output on a scope. You can check freq. accuracy later. best of luck, glenn ___

[time-nuts] Hello and HP-5370A question

2006-07-17 Thread Jose V. Gavila
Hello! This is my first posting to this List. I am glad to have found it! Well, yesterday I was lucky enough to buy an HP-5370A in unworking condition (just lights POWER led) for the princely sum of 57.50 Euro (and NO shipping as it is a local buy :-) ). From same seller I got an unworking (but c